<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css">
  <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
  <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
  {% block head %}{% endblock %}

</head>
<body>
<nav class="navbar navbar-default  navbar-collapse" role="navigation">
  <div class="container-fluid">
    <div class="navbar-header">
      <a class="navbar-brand" href="">主要城市年度数据可视化分析</a>
    </div>
    <div>
      <ul class="nav navbar-nav">
        <li class="active"><a href="/">天津市GDP</a></li>
        <li class="active"><a href="/funnel">各岗位数量分布图</a></li>
        <li class="active">
          <a href="/pie">
            城镇人口比例占比
          </a>
        </li>
        <li class="active"><a href="/map">在职职员平均工资</a></li>
        <li class="active"><a href="/map1">城乡人口分布分析</a></li>
        <li class="active"><a href="/city">主要地区国内生产值</a></li>
      </ul>
    </div>
  </div>
</nav>
<div style="margin-left: 180px">
  {% block content %}

  {% endblock %}
</div>
</body>
</html>